Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 82 + 86 by rounding each number to the nearest 10: ______
- Estimate 29 − 70 by rounding each number to the nearest 10: ______
- Estimate 64 + 78 by rounding each number to the nearest 10: ______
- Estimate 35 + 34 by rounding each number to the nearest 10: ______
- Estimate 89 − 74 by rounding each number to the nearest 10: ______
- Estimate 21 + 37 by rounding each number to the nearest 10: ______
- Estimate 27 − 88 by rounding each number to the nearest 10: ______
- Estimate 82 + 48 by rounding each number to the nearest 10: ______
- Estimate 86 − 47 by rounding each number to the nearest 10: ______
- Estimate 62 + 40 by rounding each number to the nearest 10: ______
- Estimate 52 − 86 by rounding each number to the nearest 10: ______
- Estimate 85 + 36 by rounding each number to the nearest 10: ______
- Estimate 85 − 61 by rounding each number to the nearest 10: ______
- Estimate 68 − 79 by rounding each number to the nearest 10: ______
- Estimate 72 + 31 by rounding each number to the nearest 10: ______
- Estimate 46 + 25 by rounding each number to the nearest 10: ______
- Estimate 48 + 53 by rounding each number to the nearest 10: ______
- Estimate 74 − 37 by rounding each number to the nearest 10: ______
- Estimate 67 + 54 by rounding each number to the nearest 10: ______
- Estimate 50 − 86 by rounding each number to the nearest 10: ______